When, how often and with what?

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Sunflowers are heavy consumers

the Sunflower is a so-called heavy eater. That means it needs plenty of nutrients to grow to full size and beauty.

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Without regular fertilization, the flower remains rather small and puny.

Before sowing the seeds or planting them out preferred sunflowers you can enrich the soil with ripe compost. This offers the plants the best starting conditions.

The right fertilizer

Sunflowers like things that are nitrogenous. So make sure you use fertilizers that are high in nitrogen.

Well-suited fertilizers are:

  • Horn shavings
  • Nettle manure
  • Ripe compost
  • Cattle manure
  • Ready liquid fertilizer

Avoid chemical fertilizers as much as possible, especially if you want to harvest the sunflower seeds for your own consumption or as bird seed.

If you grow a lot of sunflowers in the garden, it is worth making a large barrel of nettle manure and filling the manure into bottles. Then you have a good supply to fertilize the sunflowers regularly.

How often do you need to fertilize sunflowers?

What would lead to over-fertilization in other plants is just right for the sunflower. You can feed the plants with nutrients twice a week. At least once a week is mandatory.

to water Do not apply liquid fertilizer directly to the stem, but rather draw a two to five centimeter deep pouring channel around the plant into which you put the fertilizer. Otherwise you run the risk of “burning” the stems.

Do not plant sunflowers too densely

Plant sunflowers not too close in the garden. If they are too close, they will dispute each other for nutrients. In this case, frequent fertilizing won't help much either. Maintain a planting distance of at least 70 centimeters.

Tips & Tricks

Through their long root sunflowers improve that Garden soil. Do not tear up the plants in autumn, but rather cut Just get them down. The root rots in the soil, loosens it and enriches the soil with nutrients.